Black Lives Matter became a powerful digital tool to mobilize thousands of protesters angered over the use of deadly police force in cities across the country. The group will meet on Friday in Cleveland to discuss what is next for its members, and how to influence real change.

With hundreds of fires burning in Alaska — some hundreds of miles from the nearest road — fire officials must decide which fires to fight and which to let burn by weighing potential threats and logistics. And in a place as rugged and wild as Alaska, the logistics can be very challenging.